rdhekd?takmicenja.ipb.ac.rs/zadaci/8_2018_republicko.pdft '' t 3 / 2 | 0. 51 s [2] . 4....
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![Page 1: RDHEKD?takmicenja.ipb.ac.rs/zadaci/8_2018_republicko.pdft '' t 3 / 2 | 0. 51 s [2] . 4. Iheh\bgZjZklh Z ZdZbrZbhqb m _ 25 cm. 2 H h a x [7 +1]](https://reader030.vdocuments.net/reader030/viewer/2022022118/5cca8b1288c993b6028b7a43/html5/page/1.jpg)
А Њ А А
2017/2018. .
VIII А
ј
А
28.4.2018.
, ј
ј
А А
1. . ђ , cm 92H . 3
vkg/m 1000 3
ukg/m 840 , kPa 3.101
ap . .
2. )( gR )( 0R , 1. A 1.0
1I . ђ B
R A 05.02I .
ђ C A 3.03I .
. .
3. , ( 2).
05.01 ( ђ ) 1.0
2 ( ђ ).
: ) , ) . m/s 1
0v .
.
4. cm 140H . (
1h ), (2h ) ,
, cm 80h ( 3)? cm 01a . : .21 Hhh
5. pv
. . : ) ( sr
) ( ) , , )(
pvf :
) 0 ) z
v . Hz 1.0 .
: ! 2m/s 81.9g . 20 .
___________________________________________________________________________
: , , ,
: . , ,
: . , ,
!
m/s p
v 4.0 6.4 8.2 10.1 12.8 14.5
Hz
197.6 196.0 195.1 193.6 192.2 191.4
197.5 196.0 194.8 193.7 192.0 191.2
197.6 196.0 194.9 193.4 192.1 191.1
3
![Page 2: RDHEKD?takmicenja.ipb.ac.rs/zadaci/8_2018_republicko.pdft '' t 3 / 2 | 0. 51 s [2] . 4. Iheh\bgZjZklh Z ZdZbrZbhqb m _ 25 cm. 2 H h a x [7 +1]](https://reader030.vdocuments.net/reader030/viewer/2022022118/5cca8b1288c993b6028b7a43/html5/page/2.jpg)
А Њ А А
2017/2018. .
VIII
А
А 28.4.2018.
ј , ј
ј
њ VIII
1. uuvvadnoghghpp [2],
uuagrghpp [2].
uuvv hh [3]. )1(u
v
vuv
hhhH [5],
cm 42vu
u
v
H
h . kPa 5.10922vu
uvavvadno
H
gpghpp [3+1],
kPa 4.105uuagr ghpp [3+1].
2. g0
1RR
I
. 2 3 R23 III ,
A 25.023R III [3], g2R RIRI , 5/gRR [2]. 0R . : R gR 6/ge RR [1],
)( g0
1RR
I
[2], )/6( g0
3RR
I
[1], 4/g0 RR [2]. :
g101 RIRI [2], RIRI R03 [2], 4/g0 RR [2].
: %80%1005
4
)(0g
2
1
g
2
1
u
1
1
RRI
RI
P
P [3+1].
32 [1], %67.6%10015
1
e
2
30
2
3
g
2
2
g
2
20
2
3
2
R
g
2
2
2
RIRI
RI
RIRIRI
RI [3+1].
3. ) ga11
[3], s 04.2/
101 gvt [1+1] ( '
tr1F ,
tr2F ). ) mgma
11'
ga11
' [3], gtv11
, mgmgmgma1212
52' ga12
5' [3],
gtvv102
5 . 21vv [2],
s 34.06/10
gvt [1]. mgma13
42 ,
ga13
2 [3] 't , . ''301tavv , s 17.02/' tt [1], ''t ,
s 51.02/3'' tt [2].
4. cm. 252
ahH
x [7+1]
cm. 302
1 a
xh [5+1] ђ cm. 1052 xhh [5+1]
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А Њ А А
2017/2018. .
5. ) , . 0.1 , 0.2 0.2
, [6] .
)
0p
z
00
z
pz
vvv
vv[2],
)( p akv zv
k 0 [1], 0a [1]. Hz 9.1990 [2],
1-
AB
AB m61.0
xx
yyk [1]. ) m/s 7.3270
kk
av
z
[3+1].
њ :
, ђ : - -0.2
- -0.2 ( )(xfy )
- -0.2 ( 1/4 ) - -0.2
- -0.2
- 1. 2. ђ 1. 2. -0.5
- -0.5
- -0.2 ( mm1 ... 0.05; 0.1; 0.2; 0.4; 0.5; 1; 2; 4; 5; 10 ... )
, ђ : - – 50% ђ
- – 50% ђ
, .
m/s pv 4.0 6.4 8.2 10.1 12.8 14.5
Hz 197.6 196.0 195.1 193.6 192.2 191.4
197.5 196.0 194.8 193.7 192.0 191.2
197.6 196.0 194.9 193.4 192.1 191.1
Hzsr 197.57
197.6
196.0
196.0
194.93
194.9
193.57
193.6
192.1
192.1
191.23
191.2
Hz sr 0.03
0.07
0.03
0
0
0
0.17
0.13
0.03
0.03
0.13
0.17
0.1
0.1
0
0.17
0.03
0.13
Hz 0.1 0.1 0.2 0.2 0.1 0.2
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А Њ А А
2017/2018. .